PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although all seafood contains omega-3 fatty acids, the best sources are fatty fish like salmon, albacore tuna, and mackerel.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tufts.edu